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SUSE: 2022:0332-1 Critical: xen Denial Of Service And IRQ Threats

suse
Calendar Grey February 4, 2022
Dist Suse Esm H88
This update notifies users of two resolved vulnerabilities in Xen on SUSE Linux. Follow patching steps to secure and stabilize your system.
An update that fixes two vulnerabilities is now available

Summary

This update for xen fixes the following issues: - CVE-2022-23034: Fixed possible DoS by a PV guest Xen while unmapping a grant. (XSA-394) (bsc#1194581) - CVE-2022-23035: Fixed insufficient cleanup of passed-through device IRQs. (XSA-395) (bsc#1194588)

Topics%20covered

Topics Covered

security advisory denial of service update critical suse xen irq

References

#1194581 #1194588

Cross- CVE-2022-23034 CVE-2022-23035

CVSS scores:

CVE-2022-23034 (SUSE): 4 CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L

CVE-2022-23035 (SUSE): 6.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:H

Affected Products:

SUSE Linux Enterprise Server for SAP 15

SUSE Linux Enterprise High Performance Computing 15-LTSS

SUSE Linux Enterprise High Performance Computing 15-ESPOS

https://www.suse.com/security/cve/CVE-2022-23034.html

https://www.suse.com/security/cve/CVE-2022-23035.html

https://bugzilla.suse.com/1194581

https://bugzilla.suse.com/1194588

Severity
important
Lowest
Low
Medium
High
Critical

Announcement ID: SUSE-SU-2022:0332-1
Rating: important

Topics%20covered

Topics Covered

security advisory denial of service update critical suse xen irq

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